Home / 52,629.09-78,890.42-22,662.87

Finding the Fourth Proportional to 52,629.09, 78,890.42 and 22,662.87

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Solution

The fourth proportional to 52,629.09, 78,890.42 and 22,662.87 is: 33,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,629.09 : 78,890.42 = 22,662.87 : x
  2. Step 2: Convert to fraction form
    52,629.09/78,890.42 = 22,662.87/x
  3. Step 3: Cross multiply
    52,629.09x = 78,890.42 × 22,662.87
  4. Step 4: Simplify right side
    52,629.09x = 1,787,883,332.71
  5. Step 5: Solve for x
    x = 1,787,883,332.71/52,629.09
  6. Step 6: Final answer
    x = 33,971.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.